<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <title>Add elements tests</title>
  <style>
    body::before {
      content: "pseudo-element";
    }
  </style>
</head>
<body>
  <div id="foo"></div>
  <svg>
    <rect x="0" y="0" width="100" height="50"></rect>
  </svg>
  <div id="bar">
    <div id="baz"></div>
  </div>
  <iframe src="data:text/html;charset=utf-8,Test iframe content"></iframe>
</body>
</html>
